Cita APA

Boolootian, R. A., & Stiles, K. A. (1981). College zoology (10th ed.). Macmillan.

Citación estilo Chicago

Boolootian, Richard A., and Karl Amos Stiles. College Zoology. 10th ed. New York: Macmillan, 1981.

Cita MLA

Boolootian, Richard A., and Karl Amos Stiles. College Zoology. 10th ed. Macmillan, 1981.